regex101: Python Match Workspace

Regular Expression

(?s)\{(.*)\}

New

someOtherMessage{
              class = "someClass";
      sampleMessage{
                  someValue{
                      someText{
                          someParam = "value";
                          someSymbol = "another_symbol";
                      }; //someText
                  }; //someValue
       }; //sampleMessage
    }; //someOtherMessage

someOtherMessage2{
              class = "someClass2";
      sampleMessage2{
                  someValue2{
                      someText2{
                          someParam = "value2";
                          someSymbol = "another_symbol2";
                      }; //someText2
                  }; //someValue2
       }; //sampleMessage2
    }; //someOtherMessage2

Extraction

someOtherMessage{
              class = "someClass";
      sampleMessage{
                  someValue{
                      someText{
                          someParam = "value";
                          someSymbol = "another_symbol";
                      }; //someText
                  }; //someValue
       }; //sampleMessage
    }; //someOtherMessage

someOtherMessage2{
              class = "someClass2";
      sampleMessage2{
                  someValue2{
                      someText2{
                          someParam = "value2";
                          someSymbol = "another_symbol2";
                      }; //someText2
                  }; //someValue2
       }; //sampleMessage2
    }; //someOtherMessage2